//go:build linux

// +build linux

package agentexec_test

import (

"fmt"

"os"

"os/exec"

"path/filepath"

"testing"

)

var TestBin string

func TestMain(m *testing.M) {

code := func() int {

// We generate a unique directory per test invocation to avoid collisions between two

// processes attempting to create the same temp file.

dir := genDir()

defer os.RemoveAll(dir)

TestBin = buildBinary(dir)

return m.Run()

}()

os.Exit(code)

}

func buildBinary(dir string) string {

path := filepath.Join(dir, "agent-test")

out, err := exec.Command("go", "build", "-o", path, "./cmdtest").CombinedOutput()

mustf(err, "build binary: %s", out)

return path

}

func mustf(err error, msg string, args ...any) {

if err != nil {

panic(fmt.Sprintf(msg, args...))

}

}

func genDir() string {

dir, err := os.MkdirTemp(os.TempDir(), "agentexec")

mustf(err, "create temp dir: %v", err)

return dir

}